/* Pessoas em Braile v6 — estilos extraídos do index.html monolítico. */
/* ===== RESET & BASE ===== */
*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --primary:#1a2f6e;
  --primary-light:#2e6fbd;
  --primary-ultra:#e8f2fc;
  --accent:#4a9fd4;
  --accent-light:#7fb3e0;
  --success:#16a34a;
  --danger:#dc2626;
  --warning:#d97706;
  --bg:#f4f7fb;
  --surface:#ffffff;
  --surface2:#f0f4fa;
  --border:#dde5f0;
  --border-strong:#b8cce4;
  --text:#0f1f3d;
  --text-secondary:#4a6080;
  --text-muted:#8faabf;
  --shadow-sm:0 1px 3px rgba(26,47,110,.08),0 1px 2px rgba(26,47,110,.04);
  --shadow:0 4px 16px rgba(26,47,110,.10),0 2px 6px rgba(26,47,110,.06);
  --shadow-lg:0 12px 40px rgba(26,47,110,.15),0 4px 12px rgba(26,47,110,.08);
  --radius:12px;--radius-sm:8px;--radius-lg:18px;--radius-full:999px;
  --font:'Inter',sans-serif;--font-mono:'Share Tech Mono',monospace;
  --transition:all .18s cubic-bezier(.4,0,.2,1);
}
body.dark{
  --primary:#7fb3e0;--primary-light:#4a9fd4;--primary-ultra:#122340;
  --accent:#4a9fd4;--accent-light:#2e6fbd;
  --bg:#0b1526;--surface:#112035;--surface2:#0d1b2e;
  --border:#1e3d5e;--border-strong:#2a5580;
  --text:#d0e8f8;--text-secondary:#7fb3e0;--text-muted:#3a6a90;
  --shadow-sm:0 1px 3px rgba(0,0,0,.3);
  --shadow:0 4px 16px rgba(0,0,0,.4);
  --shadow-lg:0 12px 40px rgba(0,0,0,.5);
}
body.hc{
  --primary:#fff;--primary-light:#ff0;--primary-ultra:#000;
  --accent:#ff0;--accent-light:#fff;
  --bg:#000;--surface:#111;--surface2:#111;
  --border:#fff;--border-strong:#fff;
  --text:#fff;--text-secondary:#ff0;--text-muted:#aaa;
}

body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  transition:background .3s,color .3s;
  overflow-x:hidden;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:5px;height:5px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:99px;}
::-webkit-scrollbar-thumb:hover{background:var(--primary-light);}

/* ===== LAYOUT ===== */
.app{max-width:680px;margin:0 auto;padding:0 14px 80px;}

/* ===== HEADER ===== */
.header{
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:14px 20px;
  position:sticky;top:0;z-index:100;
  box-shadow:var(--shadow-sm);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  transition:var(--transition);
}
.header-brand{display:flex;align-items:center;gap:10px;}
.header-logo{width:40px;height:40px;object-fit:contain;flex-shrink:0;background:#fff;border-radius:6px;padding:2px;}
.header-titles{}
.header-name{font-size:.95rem;font-weight:800;color:#1a2f6e;letter-spacing:-.3px;line-height:1.1;-webkit-text-fill-color:#1a2f6e;}
.header-sub{font-size:.62rem;font-weight:500;color:var(--text-muted);letter-spacing:.5px;text-transform:uppercase;}
.header-actions{display:flex;gap:6px;align-items:center;}

/* ===== ICON BUTTONS ===== */
.icon-btn{
  width:36px;height:36px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--surface2);
  color:var(--text-secondary);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:.9rem;transition:var(--transition);flex-shrink:0;
}
.icon-btn:hover,.icon-btn.active{
  background:var(--primary-ultra);border-color:var(--primary-light);
  color:var(--primary-light);
}
body.dark .icon-btn.active{background:var(--primary-ultra);color:var(--accent);border-color:var(--accent);}

/* ===== TAB BAR (bottom nav) ===== */
.tab-bar{
  position:fixed;bottom:0;left:0;right:0;
  background:var(--surface);
  border-top:1px solid var(--border);
  padding:6px 8px 10px;
  z-index:200;
  box-shadow:0 -4px 20px rgba(26,47,110,.08);
  overflow-x:auto;
  display:flex;gap:2px;
  scrollbar-width:none;
}
.tab-bar::-webkit-scrollbar{display:none;}
.tab-item{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 10px;border-radius:var(--radius-sm);
  cursor:pointer;border:none;background:transparent;
  color:var(--text-muted);transition:var(--transition);
  flex-shrink:0;min-width:52px;
}
.tab-item:hover{color:var(--primary-light);background:var(--primary-ultra);}
.tab-item.active{color:var(--primary);background:var(--primary-ultra);}
body.dark .tab-item.active{color:var(--accent);background:var(--primary-ultra);}
.tab-icon{display:flex;align-items:center;justify-content:center;width:22px;height:22px;}
.tab-label{font-size:.52rem;font-weight:600;letter-spacing:.3px;text-transform:uppercase;white-space:nowrap;}

/* ===== PANELS ===== */
.panel{display:none;padding-top:16px;animation:fadeIn .2s ease;}
.panel.active{display:block;}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* ===== CARDS ===== */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px;
  margin-bottom:12px;
  box-shadow:var(--shadow-sm);
  transition:var(--transition);
}
.card-title{
  font-size:.7rem;font-weight:700;
  color:var(--primary-light);
  letter-spacing:.8px;text-transform:uppercase;
  margin-bottom:12px;
  display:flex;align-items:center;gap:7px;
}
.card-title::before{
  content:'';width:3px;height:14px;
  background:linear-gradient(180deg,var(--primary-light),var(--accent-light));
  border-radius:2px;flex-shrink:0;
}
body.dark .card-title{color:var(--accent);}
body.dark .card-title::before{background:linear-gradient(180deg,var(--accent),var(--accent-light));}

.card-hint{font-size:.75rem;color:var(--text-secondary);line-height:1.5;margin-bottom:12px;}

/* ===== INPUTS ===== */
textarea,input[type=text]{
  width:100%;
  background:var(--surface2);
  border:1.5px solid var(--border);
  border-radius:var(--radius-sm);
  color:var(--text);
  font-family:var(--font);font-size:.88rem;
  padding:11px 13px;
  resize:vertical;outline:none;
  transition:var(--transition);
  line-height:1.6;
}
textarea{min-height:90px;}
textarea:focus,input[type=text]:focus{
  border-color:var(--primary-light);
  box-shadow:0 0 0 3px rgba(46,111,189,.15);
  background:var(--surface);
}
body.dark textarea,body.dark input[type=text]{
  background:#0a1628;border-color:var(--border);color:var(--text);
}
body.dark textarea:focus,body.dark input[type=text]:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(74,159,212,.15);
}
select{
  width:100%;
  background:var(--surface2);border:1.5px solid var(--border);
  border-radius:var(--radius-sm);color:var(--text);
  font-family:var(--font);font-size:.84rem;
  padding:10px 13px;outline:none;cursor:pointer;
  transition:var(--transition);appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b88b0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;
  padding-right:32px;
}
select:focus{border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(46,111,189,.15);}
body.dark select{background-color:#0a1628;border-color:var(--border);color:var(--text);}

/* ===== BUTTONS ===== */
.btn-row{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.btn{
  font-family:var(--font);font-size:.78rem;font-weight:600;
  padding:9px 16px;border-radius:var(--radius-sm);
  border:1.5px solid transparent;
  cursor:pointer;transition:var(--transition);
  display:inline-flex;align-items:center;gap:6px;
  letter-spacing:.1px;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-primary:hover{background:#243d8a;box-shadow:var(--shadow);}
.btn-outline{background:transparent;color:var(--primary-light);border-color:var(--border-strong);}
.btn-outline:hover{background:var(--primary-ultra);border-color:var(--primary-light);}
.btn-success{background:#dcfce7;color:var(--success);border-color:#86efac;}
.btn-success:hover{background:#bbf7d0;}
.btn-danger{background:#fee2e2;color:var(--danger);border-color:#fca5a5;}
.btn-danger:hover{background:#fecaca;}
body.dark .btn-outline{color:var(--accent);border-color:var(--border-strong);}
body.dark .btn-outline:hover{background:var(--primary-ultra);border-color:var(--accent);}
body.dark .btn-success{background:#052e16;color:#4ade80;border-color:#166534;}
body.dark .btn-danger{background:#2d0a0a;color:#f87171;border-color:#7f1d1d;}
.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px;}
.plan-card{border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;background:var(--surface2);}
.plan-card.featured{border-color:var(--primary-light);box-shadow:0 0 0 2px rgba(46,111,189,.12);}
.plan-name{font-size:.78rem;font-weight:800;color:var(--primary);margin-bottom:5px;}
.plan-price{font-size:1.45rem;font-weight:800;color:var(--text);line-height:1.1;margin-bottom:4px;}
.plan-price small{font-size:.68rem;font-weight:600;color:var(--text-muted);}
.plan-list{list-style:none;display:flex;flex-direction:column;gap:6px;margin:10px 0 0;font-size:.72rem;color:var(--text-secondary);}
.plan-list li{display:flex;gap:6px;align-items:flex-start;}
.billing-status{display:none;margin-top:10px;padding:10px 12px;border-radius:var(--radius-sm);font-size:.75rem;line-height:1.45;border:1px solid var(--border);background:var(--surface2);color:var(--text-secondary);}
.billing-status.show{display:block;}
.billing-status.ok{border-color:#86efac;background:#dcfce7;color:#166534;}
.billing-status.err{border-color:#fca5a5;background:#fee2e2;color:#991b1b;}
body.dark .plan-card{background:#0a1628;}
body.dark .billing-status.ok{background:#052e16;color:#4ade80;border-color:#166534;}
body.dark .billing-status.err{background:#2d0a0a;color:#f87171;border-color:#7f1d1d;}

/* ===== OUTPUT BOX ===== */
.output{
  background:var(--surface2);
  border:1.5px solid var(--border);
  border-radius:var(--radius-sm);
  padding:14px;min-height:64px;
  font-family:var(--font-mono);font-size:1.1rem;
  line-height:2;letter-spacing:5px;
  word-break:break-all;color:var(--primary);
}
body.dark .output{background:#0a1628;border-color:var(--border);color:var(--accent);}
.output-placeholder{color:var(--text-muted);font-size:.75rem;letter-spacing:1px;display:flex;align-items:center;height:36px;}

/* ===== DOTS VISUAL ===== */
.dots-wrap{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:14px;background:var(--surface2);
  border:1.5px solid var(--border);border-radius:var(--radius-sm);
  min-height:64px;
}
body.dark .dots-wrap{background:#0a1628;border-color:var(--border);}
.b-cell{display:flex;flex-direction:column;align-items:center;gap:3px;}
.b-lbl{font-family:var(--font-mono);font-size:.5rem;color:var(--text-muted);}
.b-dots{display:grid;grid-template-columns:1fr 1fr;gap:3px;}
.dot{width:9px;height:9px;border-radius:50%;border:1.5px solid var(--border);background:transparent;}
.dot.on{background:var(--primary-light);border-color:var(--primary-light);box-shadow:0 0 4px rgba(46,111,189,.5);}
body.dark .dot.on{background:var(--accent);border-color:var(--accent);}

/* ===== INFO STRIP ===== */
.info-strip{
  display:flex;gap:8px;flex-wrap:wrap;
  padding:8px 0;margin-top:8px;
  border-top:1px solid var(--border);
  font-size:.65rem;color:var(--text-muted);font-weight:500;
  align-items:center;
}
.badge{
  background:var(--primary-ultra);color:var(--primary-light);
  border:1px solid var(--border);
  padding:2px 8px;border-radius:var(--radius-full);
  font-size:.65rem;font-weight:600;
}
body.dark .badge{background:var(--primary-ultra);color:var(--accent);border-color:var(--border);}

/* ===== KEYBOARD DOTS ===== */
.kb-layout{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:12px 0;}
.kb-dots-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.kdot{
  aspect-ratio:1;border:2px solid var(--border);
  background:var(--surface2);border-radius:50%;
  cursor:pointer;transition:var(--transition);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font);font-size:.68rem;font-weight:700;
  color:var(--text-muted);max-width:52px;margin:0 auto;width:100%;
}
.kdot:hover{border-color:var(--primary-light);color:var(--primary-light);background:var(--primary-ultra);}
.kdot.active{background:var(--primary-light);border-color:var(--primary-light);color:#fff;box-shadow:0 0 10px rgba(46,111,189,.4);}
body.dark .kdot{background:#0a1628;border-color:var(--border);color:var(--text-muted);}
body.dark .kdot:hover{border-color:var(--accent);color:var(--accent);background:var(--primary-ultra);}
body.dark .kdot.active{background:var(--accent);border-color:var(--accent);color:#fff;}
.kb-preview{
  font-family:var(--font-mono);font-size:2rem;
  text-align:center;color:var(--primary);
  padding:16px;min-height:66px;
  border:1.5px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface2);letter-spacing:6px;
}
body.dark .kb-preview{background:#0a1628;border-color:var(--border);color:var(--accent);}
.kb-text-out{
  font-family:var(--font-mono);font-size:.85rem;
  color:var(--text);padding:10px;
  background:var(--surface2);border:1.5px solid var(--border);
  border-radius:var(--radius-sm);min-height:38px;
  letter-spacing:2px;word-break:break-all;
}
body.dark .kb-text-out{background:#0a1628;border-color:var(--border);color:var(--text);}

/* ===== REF TABLE ===== */
.ref-grid{display:flex;flex-wrap:wrap;gap:5px;}
.rcell{
  text-align:center;padding:7px 5px;
  border:1.5px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface2);cursor:pointer;
  transition:var(--transition);min-width:44px;
}
.rcell:hover{border-color:var(--primary-light);background:var(--primary-ultra);}
body.dark .rcell{background:#0a1628;border-color:var(--border);}
body.dark .rcell:hover{border-color:var(--accent);background:var(--primary-ultra);}
.rcell-lbl{font-size:.55rem;font-weight:600;color:var(--text-muted);}
.rcell-br{font-size:1.3rem;color:var(--primary);}
body.dark .rcell-br{color:var(--accent);}

/* ===== DROP ZONE ===== */
.drop-zone{
  border:2px dashed var(--border-strong);border-radius:var(--radius);
  padding:28px;text-align:center;cursor:pointer;
  transition:var(--transition);background:var(--surface2);position:relative;
}
.drop-zone:hover,.drop-zone.over{
  border-color:var(--primary-light);background:var(--primary-ultra);
}
.drop-zone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;}
.drop-icon{font-size:2rem;margin-bottom:8px;}
.drop-txt{font-size:.72rem;color:var(--text-muted);font-weight:500;}
body.dark .drop-zone{background:#0a1628;border-color:var(--border);}
body.dark .drop-zone:hover{background:var(--primary-ultra);border-color:var(--accent);}

/* ===== PROGRESS ===== */
.progress{height:4px;background:var(--border);border-radius:99px;overflow:hidden;margin:8px 0;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-light),var(--accent-light));border-radius:99px;width:0%;transition:width .3s;}
.progress.scanning .progress-fill{animation:scan 1.5s ease-in-out infinite;}
@keyframes scan{0%{width:0%}50%{width:70%}100%{width:0%}}
.ocr-status{font-size:.68rem;color:var(--text-muted);font-weight:500;min-height:18px;margin-top:4px;}

/* ===== TTS SLIDERS ===== */
.slider-group{display:flex;flex-direction:column;gap:5px;flex:1;min-width:120px;}
.slider-label{font-size:.65rem;font-weight:600;color:var(--text-muted);display:flex;justify-content:space-between;}
input[type=range]{-webkit-appearance:none;width:100%;height:4px;background:var(--border);border-radius:99px;outline:none;}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--primary-light);cursor:pointer;box-shadow:var(--shadow-sm);}
body.dark input[type=range]{background:var(--border);}
body.dark input[type=range]::-webkit-slider-thumb{background:var(--accent);}

/* ===== HISTORY ===== */
.hist-list{display:flex;flex-direction:column;gap:8px;}
.hist-item{
  background:var(--surface2);border:1.5px solid var(--border);
  border-radius:var(--radius-sm);padding:12px;cursor:pointer;
  transition:var(--transition);position:relative;
}
.hist-item:hover{border-color:var(--primary-light);box-shadow:var(--shadow-sm);}
body.dark .hist-item{background:#0a1628;border-color:var(--border);}
body.dark .hist-item:hover{border-color:var(--accent);}
.hist-text{font-size:.78rem;font-weight:600;color:var(--text);margin-bottom:3px;word-break:break-all;}
.hist-br{font-family:var(--font-mono);font-size:.85rem;color:var(--primary-light);letter-spacing:3px;word-break:break-all;}
body.dark .hist-br{color:var(--accent);}
.hist-meta{font-size:.58rem;color:var(--text-muted);margin-top:4px;}
.hist-del{position:absolute;top:8px;right:8px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;font-size:.8rem;padding:4px 7px;border-radius:var(--radius-sm);transition:var(--transition);}
.hist-del:hover{background:#fee2e2;color:var(--danger);}
.hist-empty{text-align:center;padding:28px;font-size:.78rem;color:var(--text-muted);}

/* ===== QUIZ ===== */
.quiz-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;}
.quiz-progress{font-size:.7rem;font-weight:600;color:var(--text-muted);}
.quiz-score{display:flex;gap:10px;}
.score-ok{font-size:.7rem;font-weight:700;color:var(--success);}
.score-no{font-size:.7rem;font-weight:700;color:var(--danger);}
.quiz-q{
  background:var(--surface2);border:1.5px solid var(--border);border-radius:var(--radius);
  font-family:var(--font-mono);font-size:2.2rem;text-align:center;
  padding:20px;min-height:80px;display:flex;align-items:center;justify-content:center;
  color:var(--primary);letter-spacing:8px;
}
body.dark .quiz-q{background:#0a1628;border-color:var(--border);color:var(--accent);}
.quiz-hint{font-size:.72rem;color:var(--text-muted);text-align:center;margin:8px 0;}
.quiz-opts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px;}
.quiz-opt{
  padding:12px;border-radius:var(--radius-sm);
  border:1.5px solid var(--border);background:var(--surface2);
  font-family:var(--font);font-size:1rem;font-weight:700;
  color:var(--text);cursor:pointer;transition:var(--transition);text-align:center;
}
.quiz-opt:hover{border-color:var(--primary-light);background:var(--primary-ultra);color:var(--primary-light);}
.quiz-opt:disabled{cursor:not-allowed;}
.quiz-opt.correct{background:#dcfce7;border-color:#86efac;color:var(--success);}
.quiz-opt.wrong{background:#fee2e2;border-color:#fca5a5;color:var(--danger);}
body.dark .quiz-opt{background:#0a1628;border-color:var(--border);color:var(--text);}
.quiz-feedback{padding:12px;border-radius:var(--radius-sm);text-align:center;font-weight:700;font-size:.82rem;display:none;margin-top:10px;}
.quiz-feedback.ok{background:#dcfce7;color:var(--success);border:1px solid #86efac;}
.quiz-feedback.err{background:#fee2e2;color:var(--danger);border:1px solid #fca5a5;}

/* ===== LABELS ===== */
#labels-preview{background:#fff;border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:16px;}

/* ===== VOICE ===== */
.voice-mic{
  width:72px;height:72px;border-radius:50%;
  background:var(--primary);color:#fff;
  border:none;cursor:pointer;font-size:1.6rem;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto;transition:var(--transition);
  box-shadow:var(--shadow);
}
.voice-mic:hover{background:#243d8a;box-shadow:var(--shadow-lg);transform:scale(1.05);}
.voice-mic.listening{background:#dc2626;animation:pulse 1.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(220,38,38,.4)}50%{box-shadow:0 0 0 14px rgba(220,38,38,0)}}
.voice-status{text-align:center;font-size:.75rem;color:var(--text-muted);font-weight:500;margin:10px 0 4px;}
.voice-interim{
  font-size:.85rem;color:var(--text-secondary);min-height:32px;
  padding:9px 12px;border:1.5px dashed var(--border);border-radius:var(--radius-sm);
  font-style:italic;background:var(--surface2);margin-top:8px;
}

/* ===== SETTINGS ===== */
.setting-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--border);
}
.setting-row:last-child{border-bottom:none;}
.setting-label{font-size:.82rem;font-weight:500;color:var(--text);}
.setting-sub{font-size:.68rem;color:var(--text-muted);margin-top:2px;}
/* Toggle switch */
.toggle{position:relative;width:42px;height:24px;flex-shrink:0;}
.toggle input{opacity:0;width:0;height:0;}
.toggle-slider{
  position:absolute;inset:0;background:var(--border);
  border-radius:99px;cursor:pointer;transition:var(--transition);
}
.toggle-slider::before{
  content:'';position:absolute;width:18px;height:18px;
  background:#fff;border-radius:50%;top:3px;left:3px;
  transition:var(--transition);box-shadow:0 1px 3px rgba(0,0,0,.2);
}
.toggle input:checked + .toggle-slider{background:var(--primary-light);}
.toggle input:checked + .toggle-slider::before{transform:translateX(18px);}

/* ===== PWA BANNER ===== */
#pwa-banner{
  display:none;margin-bottom:12px;margin-top:4px;
  background:var(--primary-ultra);border:1.5px solid var(--border);
  border-radius:var(--radius);padding:12px 14px;
  font-size:.78rem;color:var(--primary);font-weight:500;
  align-items:center;gap:10px;flex-wrap:wrap;
}
#pwa-banner.show{display:flex;}

/* ===== TOAST ===== */
.toast{
  position:fixed;bottom:72px;left:50%;transform:translateX(-50%) translateY(10px);
  background:var(--primary);color:#fff;
  font-size:.75rem;font-weight:600;
  padding:10px 20px;border-radius:var(--radius-full);
  z-index:9999;opacity:0;transition:all .3s;pointer-events:none;
  white-space:nowrap;box-shadow:var(--shadow-lg);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
body.dark .toast{background:var(--accent);color:#0b1526;}

/* ===== LIBRAS ===== */
.libras-grid{display:flex;flex-wrap:wrap;gap:8px;}
.libras-cell{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:8px 6px;border:1.5px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface2);cursor:pointer;transition:var(--transition);min-width:54px;
}
.libras-cell:hover{border-color:var(--primary-light);background:var(--primary-ultra);}
.libras-img{width:48px;height:48px;object-fit:cover;border-radius:4px;}
.libras-lbl{font-size:.58rem;font-weight:600;color:var(--text-muted);}
body.dark .libras-cell{background:#0a1628;border-color:var(--border);}
.libras-modal{
  position:fixed;inset:0;background:rgba(11,21,38,.85);backdrop-filter:blur(6px);
  z-index:5000;display:none;align-items:center;justify-content:center;
  flex-direction:column;gap:14px;padding:20px;
}
.libras-modal.open{display:flex;}
.libras-modal img{
  max-width:220px;max-height:220px;border-radius:var(--radius);
  border:3px solid var(--accent-light);background:#fff;
  box-shadow:var(--shadow-lg);
}
.lm-lbl{font-size:1.4rem;font-weight:800;color:#fff;letter-spacing:2px;}
.lm-close{
  font-size:.75rem;font-weight:600;color:#fff;cursor:pointer;
  border:1.5px solid rgba(255,255,255,.4);padding:8px 22px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.1);transition:var(--transition);
}
.lm-close:hover{background:rgba(255,255,255,.2);}

/* ===== SHARE MODAL ===== */
.share-modal{
  position:fixed;inset:0;background:rgba(11,21,38,.7);backdrop-filter:blur(6px);
  z-index:5000;display:none;align-items:center;justify-content:center;padding:20px;
}
.share-modal.open{display:flex;}
.share-box{
  background:var(--surface);border-radius:var(--radius-lg);
  padding:22px;max-width:460px;width:100%;
  box-shadow:var(--shadow-lg);
}
.share-title{font-size:.82rem;font-weight:700;color:var(--primary);margin-bottom:12px;}
body.dark .share-box{background:var(--surface);}

/* ===== MISC ===== */
.cam-feed{width:100%;max-height:200px;border-radius:var(--radius-sm);display:none;margin:10px 0;object-fit:cover;border:1.5px solid var(--border);}
#preview-img{max-width:100%;max-height:160px;border-radius:var(--radius-sm);display:none;margin:10px 0;border:1.5px solid var(--border);}
.warn-box{font-size:.75rem;font-weight:500;color:var(--warning);padding:10px 12px;border:1.5px solid #fcd34d;border-radius:var(--radius-sm);background:#fffbeb;margin-bottom:10px;}
body.dark .warn-box{background:#1c1200;border-color:#78350f;color:#fbbf24;}
.vib-status{font-size:.72rem;font-weight:500;color:var(--primary-light);padding:6px 0;min-height:20px;}
body.dark .vib-status{color:var(--accent);}
.result-box{text-align:center;padding:20px;}

/* ===== HC overrides ===== */
body.hc{background:#000;color:#fff;}
body.hc .card{background:#111 !important;border-color:#fff !important;}
body.hc .hist-item{background:#111 !important;border-color:#aaa !important;}
body.hc textarea,body.hc input[type=text],body.hc select{background:#000 !important;color:#fff !important;border-color:#fff !important;}
body.hc .output{background:#000 !important;color:#ff0 !important;border-color:#fff !important;}
body.hc .kb-preview{background:#000 !important;color:#ff0 !important;border-color:#fff !important;}
body.hc .kb-text-out{background:#000 !important;color:#fff !important;border-color:#fff !important;}
body.hc .dots-wrap{background:#000 !important;border-color:#fff !important;}
body.hc .tab-item{border-color:#555 !important;color:#aaa !important;}
body.hc .tab-item.active{color:#ff0 !important;background:#111 !important;border-color:#ff0 !important;}
body.hc .tab-bar{background:#000 !important;border-color:#fff !important;}
body.hc .header{background:#000 !important;border-color:#fff !important;}
body.hc .btn-primary{background:#fff !important;color:#000 !important;border-color:#fff !important;}
body.hc .btn-outline{color:#ff0 !important;border-color:#ff0 !important;background:transparent !important;}
body.hc .btn-success{background:#002200 !important;color:#0f0 !important;border-color:#0f0 !important;}
body.hc .btn-danger{background:#220000 !important;color:#f00 !important;border-color:#f00 !important;}
body.hc .card-title{color:#ff0 !important;}
body.hc .card-title::before{color:#ff0 !important;}
body.hc .rcell{background:#000 !important;border-color:#555 !important;}
body.hc .rcell:hover{border-color:#fff !important;}
body.hc .rcell-br{color:#ff0 !important;}
body.hc .kdot{background:#000 !important;border-color:#fff !important;color:#fff !important;}
body.hc .kdot.active{background:#ff0 !important;color:#000 !important;border-color:#ff0 !important;}
body.hc .drop-zone{background:#000 !important;border-color:#fff !important;}
body.hc .badge{background:#111 !important;color:#ff0 !important;border-color:#ff0 !important;}
body.hc .icon-btn{border-color:#fff !important;color:#fff !important;}

/* ===== RESPONSIVE ===== */
@media(max-width:420px){
  .kb-layout{grid-template-columns:1fr;}
  .header-name{font-size:.85rem;}
  .tab-item{min-width:44px;padding:6px 7px;}
  .tab-label{font-size:.48rem;}
}
.blink{animation:blink 1.2s step-end infinite;}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ===== LOGIN / CADASTRO ===== */
#login-screen {
  display:none;
  position:fixed;
  top:0;left:0;right:0;bottom:0;
  width:100%;height:100%;
  z-index:9500;
  background:linear-gradient(135deg,#0d1f4e 0%,#1a2f6e 50%,#2a5298 100%);
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  padding:20px 16px;
  overflow-y:auto;
  overflow-x:hidden;
  -webkit-overflow-scrolling:touch;
  box-sizing:border-box;
}
#login-screen.active{
  display:flex !important;
}
.login-box{
  background:#fff;
  border-radius:20px;
  padding:32px 24px 28px;
  max-width:420px;
  width:100%;
  box-shadow:0 24px 80px rgba(0,0,0,.35);
  animation:loginFadeIn .4s ease;
  margin:20px auto;
  position:relative;
  z-index:1;
}
@keyframes loginFadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.login-logo{text-align:center;margin-bottom:24px;}
.login-logo img{width:90px;height:90px;object-fit:contain;margin-bottom:10px;}
.login-logo h1{font-size:1.3rem;font-weight:800;color:#1a2f6e;margin:0;letter-spacing:-.3px;}
.login-logo p{font-size:.72rem;color:#6b88b0;margin:4px 0 0;font-weight:500;}
.login-tabs{display:flex;gap:0;margin-bottom:22px;border-radius:8px;overflow:hidden;border:1.5px solid #dde5f0;}
.login-tab{flex:1;padding:10px;border:none;background:#f4f7fb;color:#6b88b0;font-family:var(--font);font-size:.78rem;font-weight:600;cursor:pointer;transition:all .2s;}
.login-tab.active{background:#1a2f6e;color:#fff;}
.login-field{margin-bottom:14px;}
.login-field label{display:block;font-size:.72rem;font-weight:600;color:#4a6080;margin-bottom:5px;}
.login-field input,.login-field select{
  width:100%;padding:10px 12px;border:1.5px solid #dde5f0;border-radius:8px;
  font-family:var(--font);font-size:.85rem;color:#1a2f6e;outline:none;
  transition:border-color .2s,box-shadow .2s;background:#f8faff;
}
.login-field input:focus,.login-field select:focus{border-color:#2e6fbd;box-shadow:0 0 0 3px rgba(46,111,189,.12);background:#fff;}
.login-field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.login-btn{
  width:100%;padding:12px;border:none;border-radius:10px;
  background:linear-gradient(135deg,#1a2f6e,#2e6fbd);color:#fff;
  font-family:var(--font);font-size:.88rem;font-weight:700;
  cursor:pointer;transition:all .2s;margin-top:4px;
  box-shadow:0 4px 16px rgba(26,47,110,.3);
}
.login-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(26,47,110,.4);}
.login-err{color:#dc2626;font-size:.72rem;font-weight:600;margin-top:8px;text-align:center;min-height:18px;}
.login-ok{color:#16a34a;font-size:.72rem;font-weight:600;margin-top:8px;text-align:center;min-height:18px;}
.login-footer{text-align:center;margin-top:14px;font-size:.7rem;color:#8faabf;}
.login-home{text-align:left;margin-top:-6px;}
.login-home-title{font-size:1.35rem;font-weight:900;color:#1a2f6e;line-height:1.12;text-align:center;margin-bottom:8px;}
.login-home-sub{font-size:.82rem;color:#5c6b8a;line-height:1.5;text-align:center;margin-bottom:16px;}
.login-home-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0;}
.login-home-card{border:1px solid #dde5f0;background:#f8faff;border-radius:10px;padding:10px;}
.login-home-card strong{display:block;color:#1a2f6e;font-size:.78rem;margin-bottom:3px;}
.login-home-card span{display:block;color:#6b88b0;font-size:.66rem;line-height:1.35;}
.login-home-actions{display:flex;flex-direction:column;gap:8px;margin-top:12px;}
.login-home-link{display:block;text-align:center;color:#2e6fbd;text-decoration:none;font-size:.74rem;font-weight:700;margin-top:10px;}
@media(max-width:420px){.login-home-grid{grid-template-columns:1fr;}}

/* Boto de logout no header */
#logout-btn{display:none;}

/* ===== ABA BANCO DE DADOS ===== */
.db-table{width:100%;border-collapse:collapse;font-size:.72rem;}
.db-table th{background:#1a2f6e;color:#fff;padding:8px 10px;text-align:left;font-weight:600;}
.db-table td{padding:8px 10px;border-bottom:1px solid var(--border);color:var(--text);vertical-align:top;}
.db-table tr:hover td{background:var(--surface2);}
.db-badge{padding:2px 8px;border-radius:99px;font-size:.62rem;font-weight:700;}
.db-badge-admin{background:#dbeafe;color:#1d4ed8;}
.db-badge-user{background:#dcfce7;color:#166534;}
.db-badge-defvisual{background:#fef3c7;color:#92400e;}
.db-search{width:100%;padding:8px 12px;border:1.5px solid var(--border);border-radius:8px;font-size:.8rem;margin-bottom:10px;background:var(--surface2);color:var(--text);outline:none;}
.db-search:focus{border-color:var(--primary-light);}


/* ===== TOAST DE LOGIN/LOGOUT ===== */
.toast-login{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.8);
  background:#fff;border-radius:20px;padding:32px 28px;
  z-index:9999;opacity:0;pointer-events:none;
  transition:all .35s cubic-bezier(.34,1.56,.64,1);
  text-align:center;min-width:260px;
  box-shadow:0 20px 60px rgba(26,47,110,.25);
  border:2px solid #e8f2fc;
}
.toast-login.show{opacity:1;transform:translate(-50%,-50%) scale(1);pointer-events:none;}
.toast-login .tl-icon{font-size:3rem;margin-bottom:12px;line-height:1;}
.toast-login .tl-icon svg{display:block;margin:0 auto;}
.toast-login .tl-title{font-size:1.05rem;font-weight:800;color:#1a2f6e;margin-bottom:4px;}
.toast-login .tl-sub{font-size:.78rem;color:#6b88b0;font-weight:500;}
.toast-login.logout-style{border-color:#fee2e2;}
.toast-login.logout-style .tl-title{color:#dc2626;}
/* Overlay escurecido atrs */
.toast-overlay{
  position:fixed;inset:0;background:rgba(26,47,110,.15);
  backdrop-filter:blur(2px);z-index:9998;
  opacity:0;transition:opacity .3s;pointer-events:none;
}
.toast-overlay.show{opacity:1;}


@keyframes devShake {
  0%,100%{transform:translateX(0)}
  20%{transform:translateX(-8px)}
  40%{transform:translateX(8px)}
  60%{transform:translateX(-6px)}
  80%{transform:translateX(6px)}
}
#dev-modal input:focus {
  border-color:#00d4ff !important;
  box-shadow:0 0 0 2px rgba(0,212,255,.15);
}


/* ===== ROBUSTEZ VISUAL =====*/

/* Transições suaves globais */
*, *::before, *::after {
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Scroll suave */
html { scroll-behavior: smooth; }

/* Cards com sombra mais profissional */
.card {
  border-radius: 14px !important;
  box-shadow: 0 2px 12px rgba(26,47,110,.08) !important;
  transition: box-shadow .2s, transform .2s !important;
}
.card:hover {
  box-shadow: 0 4px 20px rgba(26,47,110,.13) !important;
}

/* Botões com feedback tátil */
.btn { 
  transition: all .15s !important;
  position: relative;
  overflow: hidden;
}
.btn:active {
  transform: scale(.97) !important;
}

/* Inputs com foco melhorado */
input:focus, textarea:focus, select:focus {
  border-color: var(--primary-light) !important;
  box-shadow: 0 0 0 3px rgba(46,111,189,.15) !important;
  outline: none !important;
}

/* Tab bar com indicador ativo */
.tab-item.active .tab-icon svg {
  stroke: var(--primary) !important;
}
.tab-item.active .tab-label {
  color: var(--primary) !important;
  font-weight: 700 !important;
}

/* Libras grid melhorado */
.libras-cell {
  border-radius: 10px !important;
  transition: transform .2s, box-shadow .2s !important;
}
.libras-cell:hover, .libras-cell:active {
  transform: scale(1.05) !important;
  box-shadow: 0 4px 16px rgba(26,47,110,.2) !important;
}

/* Quiz melhorado */
.quiz-opt {
  border-radius: 10px !important;
  transition: all .15s !important;
  border: 2px solid var(--border) !important;
}
.quiz-opt:hover {
  border-color: var(--primary-light) !important;
  background: var(--surface2) !important;
}
.quiz-opt.correct {
  border-color: #16a34a !important;
  background: #f0fdf4 !important;
  color: #15803d !important;
}
.quiz-opt.wrong {
  border-color: #dc2626 !important;
  background: #fef2f2 !important;
  color: #dc2626 !important;
}

/* Spinner de carregamento */
.spin {
  animation: spin360 1s linear infinite;
  display: inline-block;
}
@keyframes spin360 { to { transform: rotate(360deg); } }

/* Toast melhorado */
.toast {
  border-radius: 12px !important;
  font-weight: 600 !important;
  letter-spacing: .2px !important;
  box-shadow: 0 8px 32px rgba(0,0,0,.2) !important;
}

/* Braille output com fonte maior */
.output {
  font-size: 1.4rem !important;
  letter-spacing: 6px !important;
  line-height: 2 !important;
}

/* Scrollbar customizada */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-light); }

/* Modo noturno mais profissional */
body.dark .card { 
  box-shadow: 0 2px 12px rgba(0,0,0,.3) !important;
  border-color: #1e3a5f !important;
}

/* Loading skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--surface2) 25%, var(--surface) 50%, var(--surface2) 75%);
  background-size: 200% 100%;
  animation: skeleton-wave 1.5s infinite;
  border-radius: 8px;
}
@keyframes skeleton-wave {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Feedback de vibração */
@keyframes vibrate {
  0%,100% { transform: translateX(0); }
  20% { transform: translateX(-3px); }
  40% { transform: translateX(3px); }
  60% { transform: translateX(-2px); }
  80% { transform: translateX(2px); }
}
.vibrating { animation: vibrate .4s ease; }

/* Badge de nível no header */
.level-badge {
  font-size: .52rem;
  padding: 2px 7px;
  border-radius: 99px;
  font-weight: 700;
  vertical-align: middle;
  margin-left: 5px;
}
.level-iniciante { background: #dbeafe; color: #1d4ed8; }
.level-intermediario { background: #fef3c7; color: #92400e; }
.level-avancado { background: #dcfce7; color: #166534; }

/* ===== UX POLISH LAYER ===== */
:root{
  --ux-bg-a:#f7fbff;
  --ux-bg-b:#edf4fb;
  --ux-ink:#10203d;
  --ux-panel:rgba(255,255,255,.92);
  --ux-panel-strong:#ffffff;
  --ux-line:rgba(44,83,130,.16);
  --ux-glow:0 22px 54px rgba(35,72,124,.16);
  --ux-soft:0 10px 28px rgba(35,72,124,.10);
  --ux-focus:0 0 0 4px rgba(46,111,189,.18);
}
body.dark{
  --ux-bg-a:#07111f;
  --ux-bg-b:#0f2237;
  --ux-ink:#d0e8f8;
  --ux-panel:rgba(17,32,53,.92);
  --ux-panel-strong:#12243c;
  --ux-line:rgba(127,179,224,.22);
  --ux-glow:0 24px 60px rgba(0,0,0,.44);
  --ux-soft:0 12px 30px rgba(0,0,0,.30);
  --ux-focus:0 0 0 4px rgba(127,179,224,.18);
}
body:not(.hc){
  background:
    radial-gradient(circle at 12% 0%, rgba(74,159,212,.16), transparent 28rem),
    radial-gradient(circle at 88% 16%, rgba(22,163,74,.10), transparent 24rem),
    linear-gradient(145deg,var(--ux-bg-a),var(--ux-bg-b));
}
body:not(.hc)::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background-image:
    linear-gradient(rgba(26,47,110,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,47,110,.035) 1px, transparent 1px);
  background-size:34px 34px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.8), transparent 70%);
}
.app{
  max-width:980px;
  padding:18px clamp(14px,3vw,28px) 108px;
}
.header{
  width:min(980px,calc(100% - 28px));
  margin:12px auto 0;
  border:1px solid var(--ux-line);
  border-radius:16px;
  background:var(--ux-panel);
  box-shadow:var(--ux-soft);
  backdrop-filter:blur(18px);
}
.header-logo{
  width:46px;
  height:46px;
  border-radius:12px;
  box-shadow:0 8px 20px rgba(26,47,110,.14);
}
.header-name{
  font-size:1.03rem;
  letter-spacing:0;
}
.header-sub{
  color:var(--text-secondary);
}
.icon-btn{
  border-radius:12px;
  background:var(--ux-panel-strong);
}
.icon-btn:hover,.icon-btn.active{
  transform:translateY(-1px);
  box-shadow:var(--ux-soft);
}
.panel{
  padding-top:18px;
}
.panel.active{
  animation:uxPanelIn .24s ease both;
}
@keyframes uxPanelIn{
  from{opacity:0;transform:translateY(10px) scale(.995);}
  to{opacity:1;transform:translateY(0) scale(1);}
}
.card{
  position:relative;
  overflow:hidden;
  border:1px solid var(--ux-line);
  background:var(--ux-panel);
  border-radius:16px;
  padding:18px;
  box-shadow:var(--ux-soft);
  backdrop-filter:blur(14px);
}
.card::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  border-radius:inherit;
  background:linear-gradient(135deg, rgba(255,255,255,.28), transparent 36%);
}
.card:hover{
  transform:translateY(-1px);
  box-shadow:var(--ux-glow);
}
.card-title{
  font-size:.74rem;
  color:var(--primary);
  letter-spacing:.9px;
}
.card-title::before{
  width:5px;
  height:18px;
  border-radius:999px;
  background:linear-gradient(180deg,#2e6fbd,#16a34a);
}
.card-hint{
  max-width:70ch;
  color:var(--text-secondary);
}
textarea,input[type=text],input[type=email],input[type=password],input[type=tel],select{
  border-radius:12px !important;
  border-color:var(--ux-line) !important;
  background:rgba(255,255,255,.72) !important;
}
body.dark textarea,body.dark input[type=text],body.dark input[type=email],body.dark input[type=password],body.dark input[type=tel],body.dark select{
  background:rgba(7,17,31,.72) !important;
}
textarea:focus,input:focus,select:focus{
  box-shadow:var(--ux-focus) !important;
}
.btn{
  border-radius:12px;
  min-height:38px;
  box-shadow:none;
}
.btn:hover{
  transform:translateY(-1px);
}
.btn-primary{
  background:linear-gradient(135deg,#1a2f6e,#2e6fbd);
  border-color:transparent;
}
.btn-primary:hover{
  background:linear-gradient(135deg,#183078,#337bd1);
}
.btn-outline{
  background:rgba(255,255,255,.54);
}
body.dark .btn-outline{
  background:rgba(15,34,55,.54);
}
.output,.dots-wrap,.kb-preview,.plan-card,.hist-item,.quiz-option,.math-symbol,.music-symbol,.code-symbol{
  border-radius:14px !important;
  border-color:var(--ux-line) !important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
}
.output{
  background:linear-gradient(180deg,rgba(255,255,255,.76),rgba(240,246,253,.82));
}
body.dark .output{
  background:linear-gradient(180deg,rgba(10,22,40,.84),rgba(13,27,46,.90));
}
.tab-bar{
  left:50%;
  right:auto;
  bottom:12px;
  width:min(980px,calc(100% - 24px));
  transform:translateX(-50%);
  border:1px solid var(--ux-line);
  border-radius:18px;
  padding:8px;
  background:var(--ux-panel);
  box-shadow:0 18px 44px rgba(35,72,124,.18);
  backdrop-filter:blur(18px);
}
.tab-item{
  min-width:62px;
  border-radius:14px;
  padding:8px 10px;
}
.tab-item:hover{
  transform:translateY(-1px);
}
.tab-item.active{
  color:#fff;
  background:linear-gradient(135deg,#1a2f6e,#2e6fbd);
  box-shadow:0 10px 22px rgba(46,111,189,.28);
}
body.dark .tab-item.active{
  color:#fff;
  background:linear-gradient(135deg,#1a2f6e,#4a9fd4);
}
.tab-label{
  letter-spacing:0;
}
#login-screen:not(.hc){
  background:
    radial-gradient(circle at 18% 8%, rgba(74,159,212,.20), transparent 25rem),
    radial-gradient(circle at 84% 18%, rgba(22,163,74,.14), transparent 22rem),
    linear-gradient(145deg,#f7fbff,#eaf2fb);
}
.login-box{
  border:1px solid var(--ux-line);
  border-radius:22px;
  box-shadow:var(--ux-glow);
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(18px);
}
.login-logo img{
  width:96px;
  height:96px;
  border-radius:22px;
  box-shadow:0 16px 36px rgba(26,47,110,.18);
}
.login-home-title{
  letter-spacing:0;
}
.login-home-card{
  border-radius:14px;
  background:linear-gradient(180deg,#ffffff,#f6faff);
  box-shadow:0 8px 20px rgba(26,47,110,.08);
}
.login-tabs{
  border-radius:14px;
  padding:4px;
  background:#eef4fb;
}
.login-tab{
  border-radius:10px;
}
.login-tab.active,.login-btn{
  background:linear-gradient(135deg,#1a2f6e,#2e6fbd);
}
.plan-card.featured{
  background:
    linear-gradient(180deg,rgba(255,255,255,.88),rgba(244,249,255,.92)),
    linear-gradient(135deg,rgba(46,111,189,.12),rgba(22,163,74,.08));
}
.plan-price{
  letter-spacing:0;
}
.setting-row{
  border-radius:14px;
}
@media(min-width:900px){
  .panel.active{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:14px;
    align-items:start;
  }
  .panel.active>.card{
    margin-bottom:0;
  }
  #tab-translator.panel.active,
  #tab-keyboard.panel.active,
  #tab-settings.panel.active,
  #tab-billing.panel.active{
    grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);
  }
  #tab-ocr.panel.active,
  #tab-libras.panel.active,
  #tab-history.panel.active{
    grid-template-columns:1fr;
  }
}
@media(max-width:560px){
  .app{
    padding-left:12px;
    padding-right:12px;
    padding-bottom:112px;
  }
  .header{
    width:calc(100% - 18px);
    margin-top:8px;
    border-radius:14px;
  }
  .header-sub{
    display:none;
  }
  .card{
    border-radius:14px;
    padding:15px;
  }
  .tab-bar{
    bottom:8px;
    width:calc(100% - 16px);
    border-radius:16px;
  }
  .tab-item{
    min-width:56px;
  }
}
body.hc .card,
body.hc .header,
body.hc .tab-bar,
body.hc .login-box{
  backdrop-filter:none;
  box-shadow:none;
}

/* ===== QUICK NAV / COMMAND PALETTE ===== */
.ux-quick-fab{
  position:fixed;
  right:18px;
  bottom:96px;
  z-index:260;
  width:52px;
  height:52px;
  border:none;
  border-radius:16px;
  color:#fff;
  background:linear-gradient(135deg,#1a2f6e,#2e6fbd);
  box-shadow:0 16px 34px rgba(26,47,110,.28);
  display:grid;
  place-items:center;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease;
}
.ux-quick-fab:hover{transform:translateY(-2px);box-shadow:0 22px 44px rgba(26,47,110,.34);}
.ux-palette{
  position:fixed;
  inset:0;
  z-index:7000;
  display:none;
  align-items:flex-start;
  justify-content:center;
  padding:clamp(16px,8vh,72px) 14px 20px;
  background:rgba(7,17,31,.54);
  backdrop-filter:blur(10px);
}
.ux-palette.open{display:flex;}
.ux-palette-box{
  width:min(760px,100%);
  max-height:min(720px,88vh);
  overflow:hidden;
  border:1px solid var(--ux-line);
  border-radius:20px;
  background:var(--ux-panel-strong);
  box-shadow:0 30px 80px rgba(0,0,0,.28);
}
.ux-palette-head{
  display:flex;
  align-items:center;
  gap:10px;
  padding:14px;
  border-bottom:1px solid var(--ux-line);
}
.ux-palette-search{
  flex:1;
  min-height:44px;
  border:none !important;
  box-shadow:none !important;
  background:transparent !important;
  font-size:1rem !important;
  padding:8px 4px !important;
}
.ux-palette-close{
  width:38px;
  height:38px;
  border:1px solid var(--ux-line);
  border-radius:12px;
  background:var(--surface2);
  color:var(--text-secondary);
  cursor:pointer;
}
.ux-palette-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:10px 14px 0;
}
.ux-chip{
  border:1px solid var(--ux-line);
  border-radius:999px;
  background:var(--surface2);
  color:var(--text-secondary);
  padding:6px 10px;
  font-size:.72rem;
  font-weight:700;
  cursor:pointer;
}
.ux-chip:hover{color:var(--primary);border-color:var(--primary-light);}
.ux-palette-list{
  padding:12px;
  overflow:auto;
  max-height:56vh;
  display:grid;
  gap:8px;
}
.ux-command{
  display:grid;
  grid-template-columns:38px 1fr auto;
  gap:10px;
  align-items:center;
  border:1px solid var(--ux-line);
  border-radius:14px;
  background:var(--ux-panel);
  padding:10px;
  cursor:pointer;
  text-align:left;
  color:var(--text);
}
.ux-command:hover,.ux-command.active{
  border-color:var(--primary-light);
  box-shadow:var(--ux-soft);
  transform:translateY(-1px);
}
.ux-command-icon{
  width:38px;
  height:38px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:var(--primary-ultra);
  color:var(--primary);
  font-weight:900;
}
.ux-command-title{font-weight:800;font-size:.9rem;}
.ux-command-sub{font-size:.72rem;color:var(--text-secondary);margin-top:2px;}
.ux-star{
  width:34px;
  height:34px;
  border:1px solid var(--ux-line);
  border-radius:10px;
  background:transparent;
  color:var(--text-muted);
  cursor:pointer;
}
.ux-star.on{color:#d97706;background:#fef3c7;border-color:#fcd34d;}
.ux-empty{padding:24px;text-align:center;color:var(--text-muted);font-size:.82rem;}
@media(max-width:560px){
  .ux-quick-fab{right:14px;bottom:92px;width:48px;height:48px;border-radius:15px;}
  .ux-palette{align-items:stretch;padding:10px;}
  .ux-palette-box{max-height:calc(100vh - 20px);border-radius:18px;}
  .ux-palette-list{max-height:calc(100vh - 190px);}
}